Understanding ER Diagrams and Relational Mapping in DBMS Question: Which of the following statements is true about the above ER diagram? The minimum number of relations required for the above ER diagram is 2. Attribute C will be present as …
Conflict and View Serializability in DBMS – Practice Question Question: Which of the following are true? A: All view serializable schedules are conflict serializable as well. B: All conflict serializable schedules are view serializable as well. C: If a …
Conflict Serializability: Detailed Explanation with Example Question: Consider the following schedule: S₁: R₁(A); R₁(C); R₂(B); W₂(B); R₃(B); R₁(A); R₃(C); W₃(C); W₁(A) S₂: R₂(A); R₁(C); R₂(B); R₃(B); W₂(B); R₁(A); R₃(C); W₃(C); W₁(A) Which of the above schedules is conflict serializable? …